The Internet

Take ninety minutes to deepen your knowledge of the internet’s complexities with this ninety-minute course covering dial-up and broadband, remote desktop connections, FTP, proxy servers and more.


  • Beyond the LAN Video — 00:02:57
    • In this episode, Mike explores the crazy acronym soup around networking, explaining the differences among terms like LAN, WAN, MAN, PAN and CAN.

  • Internet Tiers Video — 00:05:59
    • Mike discusses the structure of the internet, starting with the Tier 1 carriers.

  • Dial-up Connections Video — 00:08:18
    • Mike describes how dial-up technology enables computers to transmit and receive digital data through over a telephone network.

  • Broadband Connections Video — 00:10:09
    • In this episode, Mike explores common always-on broadband connections to the internet.

  • Firewalls and Servers Video — 00:06:15
    • Starting with a review of the interaction between IP packets and servers, this episode analyzes the functions of local and server-based firewalls.

  • Telnet and SSH Video — 00:06:59
    • The Telnet and SSH protocols enable techs to access and control hosts remotely using the Command shell in Windows.

  • Remote Desktop Connections Video — 00:06:17
    • Take a look at remote desktop connection methods such as RDP and VNC.

  • The World Wide Web Video — 00:09:07
    • The Web puts a graphical face on the internet and can be accessed via a web browser, connecting with HTTP or HTTPS.

  • FTP Video — 00:07:08
    • In this episode, Mike tackles one of the earliest and most common protocols for moving files, File Transfer Protocol (FTP).

  • Email Video — 00:07:42
    • Mike covers the three classic email protocols, SMTP for sending and POP3 and IMAP4 for receiving.

  • Proxy Servers Video — 00:06:23
    • In this episode, Mike describes how proxy servers work to block certain Web sites and filter outgoing or incoming content.

  • Virtual Private Networks (VPNs) Video — 00:07:59
    • In this episode, Mike shows how virtual private networking (VPN) works and why people use VPN connections.

  • Internet of Things (IoT) Video — 00:03:48
    • Mike explores some of the latest and greatest networking technologies with the Internet of Things (IoT), including 802.11, Zigbee and Z-wave.

  • Troubleshooting Internet Connections Video — 00:06:59
    • The Great Mikestrami gives you a few rules to help you get through the CompTIA A+ exam’s network troubleshooting scenario questions.


Course description

The internet is what makes so much of our work, play and culture possible today, and it’s more complex than most people realize. Explore some of the many layers of the internet with this ninety-minute course covering internet tiers, dial-up connections, b

Meet the author

Mike Meyers, affectionately called the “Alpha Geek,” is the industry’s leading authority on CompTIA certifications. He is the president and co-founder of Total Seminars, LLC, a provider of PC and network repair seminars, books, videos and courseware for thousands of organizations throughout the world. Mike has been involved in the computer and network repair industry since 1987 as a technician, instructor, author, consultant and speaker. He has sold over a million IT and certification books, including the best-selling CompTIA A+ Certification All-in-One Exam Guide and CompTIA Network+ Certification All-in-One Exam Guide. He has personally taught thousands of students, including U.S. senators, U.S. Supreme Court Justices, members of the United Nation, every branch of the U.S. Armed Forces, many branches of the Department of Justice, hundreds of corporate clients and academic students at every level.

Associated NICE Work Roles

All Infosec training maps directly to the NICE Workforce Framework for Cybersecurity to guide you from beginner to expert across 52 Work Roles.

  • All-Source Analyst
  • Mission Assessment Specialist
  • Exploitation Analyst

You're in good company


We use Infosec Skills to provide continuous training to our technicians and to prepare them for various certifications. Infosec Skills allows us to create personalized training programs that focus on each of our technicians’ particular roles and see their progress as they take courses. We also, recommend it to clients to make their IT support teams better.

Caleb Yankus


This has been utilized to bridge the skills gap across our cyber team and to aid them as they prepare for their various certifications. It also has provided a nice learning foundation for our various cyber team members to utilize as we continue to find ways for cross-utilization with operations while minimizing the downtime needed to ensure everyone’s knowledge is the same.

Daniel Simpson


We use Infosec Skills to provide base level knowledge for employees. We also use the services to provide in depth learning for employees as they encounter new technologies. If an employee is is assigned to a new project, we can rely on Infosec Skills to provide a rapid concentrated learning environment. This rapid concentrated learning positions our employees for success.

Infosec Skills Teams client

Plans & pricing

  • Infosec Skills Personal

    $299 / year

    • 190+ role-guided learning paths (e.g., Ethical Hacking, Threat Hunting)
    • 100s of hands-on labs in cloud-hosted cyber ranges
    • Custom certification practice exams (e.g., CISSP, Security+)
    • Skill assessments
    • Infosec peer community support
  • Infosec Skills Teams

    $799 per license / year

    • Team administration and reporting
    • Dedicated client success manager
    • Single sign-on (SSO)
      Easily authenticate and manage your learners by connecting to any identity provider that supports the SAML 2.0 standard.
    • Integrations via API
      Retrieve training performance and engagement metrics and integrate learner data into your existing LMS or HRS.
    • 190+ role-guided learning paths and assessments (e.g., Incident Response)
    • 100s of hands-on labs in cloud-hosted cyber ranges
    • Create and assign custom learning paths
    • Custom certification practice exams (e.g., CISSP, CISA)
    • Optional upgrade: Guarantee team certification with live boot camps

Unlock 7 days of free training

  • 1,400+ hands-on courses and labs
  • Certification practice exams
  • Skill assessments

Award-winning training that you can trust

Comprehensive Cybersecurity Training - Infosec Skills
Cybersecurity Education and Training Gold Award - Infosec IQ
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